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It seems that my water heater is heating the water, but
Second opinion] It seems that my water heater is heating the water, but apparently the Rinnai sends the water through the house and I can only get cold water… read more
WCohn
WCohn
Journeyman Plumber
Journeyman License
1,784 satisfied customers
It seems that my water heater is heating the water, but
It seems that my water heater is heating the water, but apparently the Rinnai sends the water through the house and I can only get cold water … read more
Rick the plumber
Rick the plumber
Owner
9,857 satisfied customers
My Client is installing a Rinnai Infiniti hot water heater
My Client is installing a Rinnai Infiniti hot water heater attached to the side of existing house. … read more
Paul Bradshaw
Paul Bradshaw
High School or GED
22 satisfied customers
I have a tankless Rinnai hot water heater and my water to my
I have a tankless Rinnai hot water heater and my water to my house is shut off. Will this be a problem? … read more
WCohn
WCohn
Journeyman Plumber
Journeyman License
1,784 satisfied customers
I am not getting any hot water out of my Rinnai water
I am not getting any hot water out of my Rinnai water heater … read more
WCohn
WCohn
Journeyman Plumber
Journeyman License
1,784 satisfied customers
We have a rinnai system but it takes about 4-5 minutes until
We have a rinnai system but it takes about 4-5 minutes until we get hot water. We previously had a continuous loop system to have immediate hot water but had 2 water leaks due to constant hot water in… read more
WCohn
WCohn
Journeyman Plumber
Journeyman License
1,784 satisfied customers
We currently have an 80 gal electric hot water heater with a
We currently have an 80 gal electric hot water heater with a 50 gal Solar water heater that feeds into it. We are going to change the 80 gal out, it is leaking. Can we adapt a Rinnai instant Hot water… read more
WCohn
WCohn
Journeyman Plumber
Journeyman License
1,784 satisfied customers
I have a Rinnai RUR98i tankless water heater. The technical
I have a Rinnai RUR98i tankless water heater. The technical specifications show a minimum hot water capacity of .26 gpm. My unit doesn't kick on until 1.1 gpm according to diagnostic code 1 on the con… read more
Jed Noble
Jed Noble
6 satisfied customers
I am a geothermal heat pump contractor. Most of our
I am a geothermal heat pump contractor. Most of our installations, as you are probably aware, include a device called a desuperheater or hot water generator that allows the geo heat pump to provide fr… read more
Rick the plumber
Rick the plumber
Owner
9,857 satisfied customers
2 of my 3 "doorbells" stopped initiating the Rinnai. I have
2 of my 3 "doorbells" stopped initiating the Rinnai. I have replaced the batteries and it has not helped as I had hoped. The unit is 2 years old. Ideas or suggestions. Thanks Michael… read more
Rick the plumber
Rick the plumber
Owner
9,857 satisfied customers
Have a Rinnai unit, Just had the coil cleaned. Get hot water
have a Rinnai unit, Just had the coil cleaned. Get hot water for about 2 mins then it turns cold and doesn't catch up. Only happens on the showers… read more
Marc
Marc
Plumber
Vocational, Technical or Trade Scho
1,127 satisfied customers
I turned the taps off to my Rinnai infinity 24 gas heater
Hi I turned the taps off to my Rinnai infinity 24 gas heater so I could change a tap in my house. After installing the tap, I turned the taps back on to my Rinnai but it isn't working. I have checked … read more
canuck the pro
canuck the pro
294 satisfied customers
We are having problems with no hot water when we run our dishwasher
We are having problems with no hot water when we run our dishwasher and washing machine cycles with a rinnai water heater. Help!… read more
Rick the plumber
Rick the plumber
Owner
9,857 satisfied customers
Hi Rick, I have a Rinnai tankless water heater and similar
Hi Rick, I have a Rinnai tankless water heater and similar to a question you answered, last night the weather was brutally cold. No hot water this morning (cold water is fine). However, looking at my … read more
Rick the plumber
Rick the plumber
Owner
9,857 satisfied customers
We have 2 Rinnai r85 water heaters. One of them will not put
We have 2 Rinnai r85 water heaters. One of them will not put out hot water. The "priority" light is on, as is the temp. light. There's no circuit breaker problem. This morning there was a humming nois… read more
Phil
Phil
Mechanical Engineer.
Degree, Mech Engr Technology
632 satisfied customers
My shower starts out hot but then after 4-5 minutes goes cold,
My shower starts out hot but then after 4-5 minutes goes cold, then 4-5 minutes later gets hot again. Had this problem 4 years ago and I put in a new shower head and it worked. Now it is back. It does… read more
Rick the plumber
Rick the plumber
Owner
9,857 satisfied customers
I need to connect 2 Rinnai R85en Plus Natural Gas Tankless
I need to connect 2 Rinnai R85en Plus Natural Gas Tankless Water Heaters (Model #REU-V2532WD) together to function as one hot water supply. I've been able to find Rinnai Part #MSA-2M which states it w… read more
Jerry's Advanced Plumbing
Jerry's Advanced Plumbing
plumbing technician
160 satisfied customers
Hi, I just moved in one week ago to a home with a rinnai water
Hi, I just moved in one week ago to a home with a rinnai water heater in North Carolina. This morning there is no hot water, the cold works, just no hot water. It worked fine yesterday, and it was a c… read more
Wes
Wes
HVAC Technician
Associate Degree
115 satisfied customers
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Meet the Experts:

Marc

Marc

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Jerry

Jerry

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over 20 years residential plumbing experience.

Theplumber717

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Lic Plumbing contractor, 28/yrs res,com,repair,Universal HVAC Tech

Phil

Phil

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Retired mech. contractor, shop owner, 51 yrs experience.

Mario

Mario

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Bud

Bud

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Rick Mather

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Assistant Building Official, HVAC Tech

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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